(x2 + x) - (2x + 2x²)

How can you decide witch operations to use to slice a two step equation

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Which of the following is true for the relation f(x)=2x^2+1